I am glad to receive your letter. Thank you for your letter. Thank you for your letter. I am glad to receive your letter dated February 6, 2006. 4) Your letter of 5438+0 dated February 6, 2006 has been received. Your letter of February 6, 2006 (5438+0) has been received. I'm glad to hear from you. I am glad to receive your letter. I'm sorry it took so long to reply to your letter. I can't express my joy that you won the Kalinga Science Popularization Award. Your articles on computer, laser, quantum physics, space age and high-tech communication are very popular, especially the lectures on school-age children. I hope to hear from you soon. Please write to me as soon as possible and tell me everything about you. Please write to me as soon as possible and talk about your situation. Give you my best wishes. I wish you a prosperous business! I wish you success in your career! 5) I hope you are in good health. I wish you a healthy signature. English letters often use such words when signing: yours, your sincerity, your past, your love and so on. These are the basic expressions, but there are many more, such as: Happy New Year to you. Accept my sincerest New Year wishes. Show this season's supplements. With EV. Very good wishes. Heartfelt congratulations. I congratulate you on your success.